单词	嘆惜
释义	嘆惜1. to pity2. to sigh with regret
随便看	isotope technique isotope-- terrestrial isotope therapy isotope-- thyroid-seeking isotope tracer isotope-tracer isotope-tracer measurements isotope transmutation isotope-- transmutation isotope-- transplutonium isotope transport isotope-- unstable isotope volume effect isotope， absorbing isotope， activating isotope， alpha-ray isotope， beta-ray isotope， beta-stable isotope， beta-unstable isotope， bone-seeking isotope， capture-produced isotope， daughter isotope， electron-capture isotope， enhanced isotope， even